Pith Number

pith:HFPXLRLL

pith:2012:HFPXLRLL2LG6R36ZEW4SP7G5KO

not attested not anchored not stored refs pending

Ultra-Luminous Supernovae as a New Probe of the Interstellar Medium in Distant Galaxies

A. G. Riess, A. M. Soderberg, A. Rest, C. Leibler, D. Milisavljevic, E. A. Magnier, E. Berger, G. H. Marion, G. Narayan, I. Czekala, J. L. Tonry, J. N. Heasley, K. Roth, K. Smith, M. Drout, M. E. Huber, M. McCrum, N. E. Sanders, N. Kaiser, P. A. Price, P. J. Challis, R. Chornock, R. Foley, R. J. Wainscoat, R. Lunnan, R. Margutti, R.P. Kirshner, R.-P. Kudritzki, S. J. Smartt, W. S. Burgett

arxiv:1206.4050 v1 · 2012-06-18 · astro-ph.CO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HFPXLRLL2LG6R36ZEW4SP7G5KO}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T01:56:51.319333Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

395f75c56bd2cde8efd925b927fcdd53a880c287b125b0d02a45978eda93742c

Aliases

arxiv: 1206.4050 · arxiv_version: 1206.4050v1 · doi: 10.48550/arxiv.1206.4050 · pith_short_12: HFPXLRLL2LG6 · pith_short_16: HFPXLRLL2LG6R36Z · pith_short_8: HFPXLRLL

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/HFPXLRLL2LG6R36ZEW4SP7G5KO \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 395f75c56bd2cde8efd925b927fcdd53a880c287b125b0d02a45978eda93742c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "68172fd89b7e216aaf12fe17f3d1180180c418b09b99e22e31823aeae132bb6e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-06-18T20:00:03Z",
    "title_canon_sha256": "c87f7557b47e01873d907583b4ffc795c0ae45f47a411eba2d5ddd90cb1a0504"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1206.4050",
    "kind": "arxiv",
    "version": 1
  }
}